noun

A call center is a place where people answer phones to help other people who have questions or problems. You can call a special number and someone in a call center will answer and help you. Call centers can help with lots of things, like buying things online, getting information about a product, or solving problems with a service.

Example

1. I called the customer service call center to get help with my internet connection.
2. The call center agent was very friendly and helped me resolve my issue.
3. The call center is open 24/7, so you can call anytime you need assistance.